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| Product | AUTHOR Spirit 27,5 ASL 2021-22 | AUTHOR Dynasty 2016 | AUTHOR Traction 2013 | Rival 27,5 ASL 2023-24 |
| Code | UA#42935100 | UA#42868302 | UA#42814101 | UA#4294450025 |
| Model card | link | link | link | link |
| Size | 16", 18" | 17", 19" | 15", 17", 19", 21", 23" | 14", 16", 18" |
| Frame | hydroformed alloy 6061 27.5" (ASL) | alloy 6061 700c (L) | double butted alloy 6061 26" | alloy 6061 27.5" (ASL) |
| Front fork | RST Aerial 27.5 TRL air, remote lock out (100 mm) | RST Verse T (50 mm) | RST Blaze TnL oil, lock out (100 mm) | RST Gila 27.5 ML, lock out (100 mm) |
| Head parts | AUTHOR Integrated 1.5" tapered | PRESTINE Integrated 1" | AUTHOR Integrated 1-1/8" | PRESTINE Integrated 1-1/8" |
| Chain Wheel | SHIMANO MT210-2 36-22 teeth 170 mm cranks | SUNTOUR XCE 42-34-24 teeth 170 mm cranks | SUNTOUR XCR-T424 44-32-22 teeth 170 / 175 mm cranks | PROWHEEL, 42-34-24 teeth, 170 mm cranks |
| BBParts | SHIMANO BB-MT500 BB unit | SUNTOUR XCT cartridge | SUNTOUR XCM cartridge | VP COMP, cartridge |
| Front derailleur | SHIMANO Alivio (34.9) | SHIMANO TX50 (31.8) | SHIMANO Alivio (34.9) | SHIMANO TY700 (34.9) |
| Rear derailleur | SHIMANO Alivio | SHIMANO Acera | SHIMANO Deore | SHIMANO TX800 |
| Shifters | SHIMANO Alivio (18) | SHIMANO Acera (24) | SHIMANO Deore (27) | SHIMANO TX800 (24) |
| Free wheel | SHIMANO HG400-9 11-36 (9) | SHIMANO HG31-8 11-32 (8) | SHIMANO HG-50-9 11-34 (9) | SHIMANO HG200-8, 12-32 (8) |
| Chain | KMC Z9 | SHIMANO HG40 | SHIMANO HG-53 | KMC Z8.3 |
| Hubs | QUANDO Disc 32 holes | SHIMANO Dynamo 32 holes QUANDO 32 holes | AUTHOR Xenon Disc 32 holes | QUANDO Disc, 32 holes |
| Brakes | TEKTRO Auriga disc hydraulic (6" rotors) | TEKTRO 857 | TEKTRO Draco WH disc hydraulic (6" rotors) | TEKTRO disc mechanical (6" rotors) |
| Brakes levers | TEKTRO Auriga WS | SHIMANO Acera | TEKTRO Draco WH | SHIMANO TX800 |
| Rims | AUTHOR Xenon TRC 27.5 32 holes | AUTHOR Argon Cross 32 holes | AUTHOR Sphere black 32 holes | AUTHOR Xenon 27.5, 32 holes |
| Spokes | black steel | black stainless steel 2.0 mm | black stainless steel 2.0 mm | black steel |
| Tires | AUTHOR Speed Master 27.5" × 2.00" | CST reflexive stripes 700 x 40c | AUTHOR Trail Master 26" x 2.00" | AUTHOR Speed Master 27.5" × 2.00" |
| Pedals | plastic | AUTHOR Non Slip resin | AUTHOR alloy | plastic |
| Handlebar | AUTHOR 9° 660 / 680 mm | KALLOY alloy 45 mm 620 mm | AUTHOR 15 mm 620 / 640 mm | AUTHOR rise 25 mm, 9°, 640 / 660 mm |
| Grips | AUTHOR GripLock foam | AUTHOR ErgoGrip | AUTHOR GripLock | AUTHOR high density foam |
| Stem | AUTHOR alloy | UNO adjustable | AUTHOR alloy | AUTHOR alloy |
| Seat post | AUTHOR alloy (31.6) | UNO suspension (27.2) | AUTHOR alloy (31.6) | AUTHOR alloy (31.6) |
| Seat clamp | AUTHOR (34.9) | AUTHOR (31.8) | AUTHOR (34.9) | AUTHOR (34.9) |
| Saddle | AUTHOR Fenix | AUTHOR Queen Sofa | AUTHOR Navigator | AUTHOR Fenix |
| Speed | 18 | 24 | 27 | 24 |
| Weight | 13,7 kg / 16" | 16.9 kg / 19" | 13,4 Kg / 19" | 14,8 kg / 16" |